Marcelle Kaplan

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This study examines the factor structure of persistent schizophrenic symptoms and compares factors derived from different rating scales. Forty stable chronic schizophrenic patients were assessed for positive and negative symptoms. In factor analysis, 3 factors could be detected: a negative factor which correlated with low drug dose and increased involuntary(More)
Visual perception was evaluated with standard tests for 26 hospitalized patients with schizophrenia, 23 hospitalized patients with affective disorders, and 60 control subjects. Both patient groups differed significantly from the control group on low amplitude of accommodation, esophoria or exophoria, vergence duction suppression, and convergence and(More)
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